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Finding the Fourth Proportional to 17,144.54, 25,696.26 and 8,828.48

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Solution

The fourth proportional to 17,144.54, 25,696.26 and 8,828.48 is: 13,232.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,144.54 : 25,696.26 = 8,828.48 : x
  2. Step 2: Convert to fraction form
    17,144.54/25,696.26 = 8,828.48/x
  3. Step 3: Cross multiply
    17,144.54x = 25,696.26 × 8,828.48
  4. Step 4: Simplify right side
    17,144.54x = 226,858,917.48
  5. Step 5: Solve for x
    x = 226,858,917.48/17,144.54
  6. Step 6: Final answer
    x = 13,232.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.